Home / 1,531,659.96-2,298,908.61-774,034.56

Finding the Fourth Proportional to 1,531,659.96, 2,298,908.61 and 774,034.56

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Solution

The fourth proportional to 1,531,659.96, 2,298,908.61 and 774,034.56 is: 1,161,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,659.96 : 2,298,908.61 = 774,034.56 : x
  2. Step 2: Convert to fraction form
    1,531,659.96/2,298,908.61 = 774,034.56/x
  3. Step 3: Cross multiply
    1,531,659.96x = 2,298,908.61 × 774,034.56
  4. Step 4: Simplify right side
    1,531,659.96x = 1,779,434,714,421.56
  5. Step 5: Solve for x
    x = 1,779,434,714,421.56/1,531,659.96
  6. Step 6: Final answer
    x = 1,161,768.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.